A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
Classification: Articles of aluminum nesoi
NSN 5998-01-494-2592
NSN 5999-01-332-4945
NSN 6220-01-522-7657
NSN 6150-01-576-9473
NSN 5998-00-709-0613
NSN 5915-01-292-7903
NSN 5975-01-621-4135
NSN 5996-00-136-9651
NSN 5930-01-217-5867
NSN 2925-00-524-4688
NSN 6105-01-265-8693
NSN 6645-00-171-9639